phase-modulated transmitter
11Télé Distribution Française — Télé Diffusion de France, or TDF, is a time signal service, broadcast on longwave radio by the French Laboratoire primaire du temps et des frequences (LPTF). This time signal is generated by an extremely accurate caesium fountain atomic clock.… …
12Droitwich transmitting station — Masts at Droitwich transmitting station The Droitwich transmitting station is a large broadcasting facility for longwave and mediumwave transmissions, established in 1934 in the civil parish of Dodderhill, just outside the village of Wychbold,… …
13In-band on-channel — (IBOC) is a method of transmitting digital radio and analog radio broadcast signals simultaneously on the same frequency.By utilizing additional digital subcarriers or sidebands, digital information is piggybacked on a normal AM or FM analog… …
14Carrier frequency — is a term used to designate: * The nominal frequency of a carrier wave * The center frequency of a frequency modulation signal * The frequency of the unmodulated electrical wave at the output of an amplitude modulated (AM), frequency modulated… …
15Pioneer 3 — Infobox Spacecraft Name=Pioneer 3 Organization= U.S. Army Ballistic Missile agency, NASA Flyby Of=Moon Mission Type= Fly byPioneer 3 was a spin stabilized spacecraft launched at 05:45:12 UTC on 6 December 1958 by the U.S. Army Ballistic Missile… …
16Pioneer 4 — Infobox Spacecraft Name = Pioneer 4 Organization = NASA Mission Type = Lunar flyby Satellite Of = Sun Launch = March 3 1959 17:11:00 UTC Launch Vehicle = Juno II NSSDC ID = 1959 013A Mass = 6.1 kg Eccentricity = 0.07109 Inclination = 29.9°… …
17VHF omnidirectional range — This article is about the radio navigation aid. For other uses, see Vor. D VOR (Doppler VOR) ground station, co located with DME …
18Orthogonal frequency-division multiplexing — Passband modulation v · d · e Analog modulation AM · …
19History of radar — The history of radar starts with experiments by Heinrich Hertz in the late 19th century that showed that radio waves were reflected by metallic objects. This possibility was suggested in James Clerk Maxwell s seminal work on electromagnetism.… …
20Amplitude modulation — Passband modulation v · d · e Analog modulation AM · …
